Home / 129,006.76-193,583.84-50,110.72

Finding the Fourth Proportional to 129,006.76, 193,583.84 and 50,110.72

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Solution

The fourth proportional to 129,006.76, 193,583.84 and 50,110.72 is: 75,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,006.76 : 193,583.84 = 50,110.72 : x
  2. Step 2: Convert to fraction form
    129,006.76/193,583.84 = 50,110.72/x
  3. Step 3: Cross multiply
    129,006.76x = 193,583.84 × 50,110.72
  4. Step 4: Simplify right side
    129,006.76x = 9,700,625,602.76
  5. Step 5: Solve for x
    x = 9,700,625,602.76/129,006.76
  6. Step 6: Final answer
    x = 75,194.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.